Home / 69,915.60-96,445.62-41,615.82

Finding the Fourth Proportional to 69,915.60, 96,445.62 and 41,615.82

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Solution

The fourth proportional to 69,915.60, 96,445.62 and 41,615.82 is: 57,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,915.60 : 96,445.62 = 41,615.82 : x
  2. Step 2: Convert to fraction form
    69,915.60/96,445.62 = 41,615.82/x
  3. Step 3: Cross multiply
    69,915.60x = 96,445.62 × 41,615.82
  4. Step 4: Simplify right side
    69,915.60x = 4,013,663,561.71
  5. Step 5: Solve for x
    x = 4,013,663,561.71/69,915.60
  6. Step 6: Final answer
    x = 57,407.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.